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Finding the Fourth Proportional to 204,872.60, 307,297.90 and 62,717.93

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Solution

The fourth proportional to 204,872.60, 307,297.90 and 62,717.93 is: 94,073.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,872.60 : 307,297.90 = 62,717.93 : x
  2. Step 2: Convert to fraction form
    204,872.60/307,297.90 = 62,717.93/x
  3. Step 3: Cross multiply
    204,872.60x = 307,297.90 × 62,717.93
  4. Step 4: Simplify right side
    204,872.60x = 19,273,088,181.35
  5. Step 5: Solve for x
    x = 19,273,088,181.35/204,872.60
  6. Step 6: Final answer
    x = 94,073.53

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.